Golang tsdb.ParsePointsWithPrecision函数代码示例

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本文整理汇总了Golang中github.com/influxdb/influxdb/tsdb.ParsePointsWithPrecision函数的典型用法代码示例。如果您正苦于以下问题：Golang ParsePointsWithPrecision函数的具体用法？Golang ParsePointsWithPrecision怎么用？Golang ParsePointsWithPrecision使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了ParsePointsWithPrecision函数的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestParsePointsWithPrecisionComments

func TestParsePointsWithPrecisionComments(t *testing.T) {
	tests := []struct {
		name      string
		batch     string
		exp       string
		lenPoints int
	}{
		{
			name:      "comment only",
			batch:     `# comment only`,
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
			lenPoints: 0,
		},
		{
			name: "point with comment above",
			batch: `# a point is below
cpu,host=serverA,region=us-east value=1.0 946730096789012345`,
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
			lenPoints: 1,
		},
		{
			name: "point with comment below",
			batch: `cpu,host=serverA,region=us-east value=1.0 946730096789012345
# end of points`,
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
			lenPoints: 1,
		},
		{
			name: "indented comment",
			batch: `	# a point is below
cpu,host=serverA,region=us-east value=1.0 946730096789012345`,
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
			lenPoints: 1,
		},
	}
	for _, test := range tests {
		pts, err := tsdb.ParsePointsWithPrecision([]byte(test.batch), time.Now().UTC(), "")
		if err != nil {
			t.Fatalf(`%s: ParsePoints() failed. got %s`, test.name, err)
		}
		pointsLength := len(pts)
		if exp := test.lenPoints; pointsLength != exp {
			t.Errorf("%s: ParsePoint() len mismatch: got %v, exp %v", test.name, pointsLength, exp)
		}

		if pointsLength > 0 {
			pt := pts[0]

			got := pt.String()
			if got != test.exp {
				t.Errorf("%s: ParsePoint() to string mismatch:\n got %v\n exp %v", test.name, got, test.exp)
			}
		}
	}
}

开发者ID:pombredanne，项目名称:mega，代码行数:55，代码来源:points_test.go

示例2: test

func test(t *testing.T, line string, point tsdb.Point) {
	pts, err := tsdb.ParsePointsWithPrecision([]byte(line), time.Unix(0, 0), "n")
	if err != nil {
		t.Fatalf(`ParsePoints("%s") mismatch. got %v, exp nil`, line, err)
	}

	if exp := 1; len(pts) != exp {
		t.Fatalf(`ParsePoints("%s") len mismatch. got %d, exp %d`, line, len(pts), exp)
	}

	if exp := point.Key(); !bytes.Equal(pts[0].Key(), exp) {
		t.Errorf("ParsePoints(\"%s\") key mismatch.\ngot %v\nexp %v", line, string(pts[0].Key()), string(exp))
	}

	if exp := len(point.Tags()); len(pts[0].Tags()) != exp {
		t.Errorf(`ParsePoints("%s") tags mismatch. got %v, exp %v`, line, pts[0].Tags(), exp)
	}

	for tag, value := range point.Tags() {
		if pts[0].Tags()[tag] != value {
			t.Errorf(`ParsePoints("%s") tags mismatch. got %v, exp %v`, line, pts[0].Tags()[tag], value)
		}
	}

	for name, value := range point.Fields() {
		val := pts[0].Fields()[name]
		expfval, ok := val.(float64)

		if ok && math.IsNaN(expfval) {
			gotfval, ok := value.(float64)
			if ok && !math.IsNaN(gotfval) {
				t.Errorf(`ParsePoints("%s") field '%s' mismatch. exp NaN`, line, name)
			}
		} else if !reflect.DeepEqual(pts[0].Fields()[name], value) {
			t.Errorf(`ParsePoints("%s") field '%s' mismatch. got %v, exp %v`, line, name, pts[0].Fields()[name], value)
		}
	}

	if !pts[0].Time().Equal(point.Time()) {
		t.Errorf(`ParsePoints("%s") time mismatch. got %v, exp %v`, line, pts[0].Time(), point.Time())
	}

	if !strings.HasPrefix(pts[0].String(), line) {
		t.Errorf("ParsePoints string mismatch.\ngot: %v\nexp: %v", pts[0].String(), line)
	}
}

开发者ID:pombredanne，项目名称:mega，代码行数:46，代码来源:points_test.go

示例3: TestParsePointsWithPrecisionNoTime

func TestParsePointsWithPrecisionNoTime(t *testing.T) {
	line := `cpu,host=serverA,region=us-east value=1.0`
	tm, _ := time.Parse(time.RFC3339Nano, "2000-01-01T12:34:56.789012345Z")
	tests := []struct {
		name      string
		precision string
		exp       string
	}{
		{
			name:      "no precision",
			precision: "",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
		},
		{
			name:      "nanosecond precision",
			precision: "n",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
		},
		{
			name:      "microsecond precision",
			precision: "u",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012000",
		},
		{
			name:      "millisecond precision",
			precision: "ms",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789000000",
		},
		{
			name:      "second precision",
			precision: "s",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096000000000",
		},
		{
			name:      "minute precision",
			precision: "m",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730040000000000",
		},
		{
			name:      "hour precision",
			precision: "h",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946728000000000000",
		},
	}

	for _, test := range tests {
		pts, err := tsdb.ParsePointsWithPrecision([]byte(line), tm, test.precision)
		if err != nil {
			t.Fatalf(`%s: ParsePoints() failed. got %s`, test.name, err)
		}
		if exp := 1; len(pts) != exp {
			t.Errorf("%s: ParsePoint() len mismatch: got %v, exp %v", test.name, len(pts), exp)
		}
		pt := pts[0]

		got := pt.String()
		if got != test.exp {
			t.Errorf("%s: ParsePoint() to string mismatch:\n got %v\n exp %v", test.name, got, test.exp)
		}
	}
}

开发者ID:pombredanne，项目名称:mega，代码行数:61，代码来源:points_test.go

示例4: TestParsePointsWithPrecision

func TestParsePointsWithPrecision(t *testing.T) {
	tests := []struct {
		name      string
		line      string
		precision string
		exp       string
	}{
		{
			name:      "nanosecond by default",
			line:      `cpu,host=serverA,region=us-east value=1.0 946730096789012345`,
			precision: "",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
		},
		{
			name:      "nanosecond",
			line:      `cpu,host=serverA,region=us-east value=1.0 946730096789012345`,
			precision: "n",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012345",
		},
		{
			name:      "microsecond",
			line:      `cpu,host=serverA,region=us-east value=1.0 946730096789012`,
			precision: "u",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789012000",
		},
		{
			name:      "millisecond",
			line:      `cpu,host=serverA,region=us-east value=1.0 946730096789`,
			precision: "ms",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096789000000",
		},
		{
			name:      "second",
			line:      `cpu,host=serverA,region=us-east value=1.0 946730096`,
			precision: "s",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730096000000000",
		},
		{
			name:      "minute",
			line:      `cpu,host=serverA,region=us-east value=1.0 15778834`,
			precision: "m",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946730040000000000",
		},
		{
			name:      "hour",
			line:      `cpu,host=serverA,region=us-east value=1.0 262980`,
			precision: "h",
			exp:       "cpu,host=serverA,region=us-east value=1.0 946728000000000000",
		},
	}
	for _, test := range tests {
		pts, err := tsdb.ParsePointsWithPrecision([]byte(test.line), time.Now().UTC(), test.precision)
		if err != nil {
			t.Fatalf(`%s: ParsePoints() failed. got %s`, test.name, err)
		}
		if exp := 1; len(pts) != exp {
			t.Errorf("%s: ParsePoint() len mismatch: got %v, exp %v", test.name, len(pts), exp)
		}
		pt := pts[0]

		got := pt.String()
		if got != test.exp {
			t.Errorf("%s: ParsePoint() to string mismatch:\n got %v\n exp %v", test.name, got, test.exp)
		}
	}
}

开发者ID:pombredanne，项目名称:mega，代码行数:66，代码来源:points_test.go

示例5: TestEngine_WritePoints_Reverse

// Ensure points can be written to the engine and queried in reverse order.
func TestEngine_WritePoints_Reverse(t *testing.T) {
	e := OpenDefaultEngine()
	defer e.Close()

	// Create metadata.
	mf := &tsdb.MeasurementFields{Fields: make(map[string]*tsdb.Field)}
	mf.CreateFieldIfNotExists("value", influxql.Float)
	seriesToCreate := []*tsdb.SeriesCreate{
		{Series: tsdb.NewSeries(string(tsdb.MakeKey([]byte("temperature"), nil)), nil)},
	}

	// Parse point.
	points, err := tsdb.ParsePointsWithPrecision([]byte("temperature value=100 0"), time.Now().UTC(), "s")
	if err != nil {
		t.Fatal(err)
	} else if data, err := mf.Codec.EncodeFields(points[0].Fields()); err != nil {
		t.Fatal(err)
	} else {
		points[0].SetData(data)
	}

	// Write original value.
	if err := e.WritePoints(points, map[string]*tsdb.MeasurementFields{"temperature": mf}, seriesToCreate); err != nil {
		t.Fatal(err)
	}

	// Flush to disk.
	if err := e.Flush(0); err != nil {
		t.Fatal(err)
	}

	// Parse new point.
	points, err = tsdb.ParsePointsWithPrecision([]byte("temperature value=200 1"), time.Now().UTC(), "s")
	if err != nil {
		t.Fatal(err)
	} else if data, err := mf.Codec.EncodeFields(points[0].Fields()); err != nil {
		t.Fatal(err)
	} else {
		points[0].SetData(data)
	}

	// Write the new points existing value.
	if err := e.WritePoints(points, nil, nil); err != nil {
		t.Fatal(err)
	}

	// Ensure only the updated value is read.
	tx := e.MustBegin(false)
	defer tx.Rollback()

	c := tx.Cursor("temperature", tsdb.Reverse)
	if k, _ := c.Seek(u64tob(math.MaxInt64)); !bytes.Equal(k, u64tob(uint64(time.Unix(1, 0).UnixNano()))) {
		t.Fatalf("unexpected key: %v", btou64(k))
	} else if k, v := c.Next(); !bytes.Equal(k, u64tob(uint64(time.Unix(0, 0).UnixNano()))) {
		t.Fatalf("unexpected key: %#v", k)
	} else if m, err := mf.Codec.DecodeFieldsWithNames(v); err != nil {
		t.Fatal(err)
	} else if m["value"] != float64(100) {
		t.Errorf("unexpected value: %#v", m)
	}

	if k, v := c.Next(); k != nil {
		t.Fatalf("unexpected key/value: %#v / %#v", k, v)
	}
}

开发者ID:nckturner，项目名称:influxdb，代码行数:66，代码来源:b1_test.go

示例6: serveWriteLine

// serveWriteLine receives incoming series data in line protocol format and writes it to the database.
func (h *Handler) serveWriteLine(w http.ResponseWriter, r *http.Request, body []byte, user *meta.UserInfo) {
	// Some clients may not set the content-type header appropriately and send JSON with a non-json
	// content-type.  If the body looks JSON, try to handle it as as JSON instead
	if len(body) > 0 {
		var i int
		for {
			// JSON requests must start w/ an opening bracket
			if body[i] == '{' {
				h.serveWriteJSON(w, r, body, user)
				return
			}

			// check that the byte is in the standard ascii code range
			if body[i] > 32 {
				break
			}
			i += 1
		}
	}

	precision := r.FormValue("precision")
	if precision == "" {
		precision = "n"
	}

	points, err := tsdb.ParsePointsWithPrecision(body, time.Now().UTC(), precision)
	if err != nil {
		if err.Error() == "EOF" {
			w.WriteHeader(http.StatusOK)
			return
		}
		h.writeError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	}

	database := r.FormValue("db")
	if database == "" {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("database is required")}, http.StatusBadRequest)
		return
	}

	if di, err := h.MetaStore.Database(database); err != nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("metastore database error: %s", err)}, http.StatusInternalServerError)
		return
	} else if di == nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("database not found: %q", database)}, http.StatusNotFound)
		return
	}

	if h.requireAuthentication && user == nil {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("user is required to write to database %q", database)}, http.StatusUnauthorized)
		return
	}

	if h.requireAuthentication && !user.Authorize(influxql.WritePrivilege, database) {
		h.writeError(w, influxql.Result{Err: fmt.Errorf("%q user is not authorized to write to database %q", user.Name, database)}, http.StatusUnauthorized)
		return
	}

	// Determine required consistency level.
	consistency := cluster.ConsistencyLevelOne
	switch r.Form.Get("consistency") {
	case "all":
		consistency = cluster.ConsistencyLevelAll
	case "any":
		consistency = cluster.ConsistencyLevelAny
	case "one":
		consistency = cluster.ConsistencyLevelOne
	case "quorum":
		consistency = cluster.ConsistencyLevelQuorum
	}

	// Write points.
	if err := h.PointsWriter.WritePoints(&cluster.WritePointsRequest{
		Database:         database,
		RetentionPolicy:  r.FormValue("rp"),
		ConsistencyLevel: consistency,
		Points:           points,
	}); influxdb.IsClientError(err) {
		h.writeError(w, influxql.Result{Err: err}, http.StatusBadRequest)
		return
	} else if err != nil {
		h.writeError(w, influxql.Result{Err: err}, http.StatusInternalServerError)
		return
	}

	w.WriteHeader(http.StatusNoContent)
}

开发者ID:rnubel，项目名称:influxdb，代码行数:89，代码来源:handler.go

注：本文中的github.com/influxdb/influxdb/tsdb.ParsePointsWithPrecision函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。